﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace KPIS.GERP.GBMS.DAL
{
    public class ConvertNullable
    {
        public Nullable<int> ConvertNullInt(Object o)
        {
            Nullable<int> result = (o == null ? null : (o.ToString().Length == 0 ? null : (Nullable<int>)Convert.ToInt32(o)));
            return result;
        }

        public Nullable<double> ConvertNullDouble(Object o)
        {
            Nullable<double> result = (o == null ? null : (o.ToString().Length == 0 ? null : (Nullable<double>)Convert.ToDouble(o)));
            return result;
        }

        public Nullable<DateTime> ConvertNullDateTime(Object o)
        {
            Nullable<DateTime> result = (o == null ? null : (o.ToString().Length == 0 ? null : (Nullable<DateTime>)Convert.ToDateTime(o)));
            return result;
        }

        public Nullable<TimeSpan> ConvertNullTimeSpan(Object o)
        {
            Nullable<TimeSpan> result = (o == null ? null : (o.ToString().Length == 0 ? null : (Nullable<TimeSpan>)Convert.ToDateTime(o).TimeOfDay));
            return result;
        }
    }
}
